GPTZero vs Undetectable AI vs DeepL Write

Which one fits you in 2026? Traffic, pricing, input → output, tasks and community side by side.

Your tool
GPTZero
vs
Competitor 1
Undetectable AI
Competitor 2
DeepL Write
Competitor 3
Suggested competitors for GPTZero: Originality.AI88% Winston AI85% Copyleaks84% ZeroGPT78% Turnitin74% Dechecker AI72% Grammarly70% ZeroGPT Plus70%
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3 tools · best value per row highlighted
Your tool GPTZero
gptzero.me
Used by over 10 million teachers and students across more than 100 countries, GPTZero detects AI-generated text across major language models while providing a suite of writing verification tools
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Competitor Undetectable AI
undetectable.ai
Undetectable AI bundles an AI text detector, an AI humanizer and an AI image detector into one account.
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Competitor DeepL Write
deepl.com
DeepL Write is an AI writing assistant from the makers of DeepL Translator.
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Traffic estimated monthly website traffic
Monthly visits
11Mvisits/mo
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MoM change
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6-month growth
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Global rank web
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Avg. last 3 months
11M
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Bounce rate lower is better
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Pages / visit
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Visit duration
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Traffic sources
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Pricing
Model
Freemium
Paid
Freemium
Starting price
$12.99per month · free tier available
$5per month
€6.99per month · free tier available
Free tier
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Free trial
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API access
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Plans
Free FreePremium $12.99/moProfessional $24.99/mo
10K words $5/mo20K words $9.50/mo35K words $15.75/mo50K words $21.25/mo+1 more
Free version FreeWrite Pro add-on €6.99/moDeepL Pro Individual €7.49/mo
Capabilities input → output
Input
DocumentsText
DocumentsImagesText
Text
Output
DataText
DataText
Text
Skill level
Beginner-friendly
Beginner-friendly
Beginner-friendly
Categories
AI Detection & SafetyAI DetectorAI Plagiarism Checker
AI Detection & SafetyAI DetectorAI Image DetectorHumanizer AI
Writing & ContentAI Grammar CheckerAI RewriterAI Writing Assistants
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
7
8
8
Detection
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Content detection
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Grammar checking
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AI authorship detection
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Paraphrasing
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Text humanization
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Writing
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Hallucination detection
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Image authenticity analysis
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Plagiarism detection
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Proofreading
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Text correction
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Undetectable content writing
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Writing enhancement
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Audio detection
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Content authenticity verification
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Edited image detection
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Style consistent writing
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Text enhancement
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Text styles
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 1
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Saves
0
0
0
Reviews
0
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Prompts
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Verified listing
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Traffic figures are third-party estimates for the tool's own domain; tools sharing a domain with a bigger product are not counted. Pricing is captured from each tool's site and may lag.